1. Department of Oral and Maxillofacial Surgery The First Affiliated HospitalSun Yat‐Sen University Guangzhou People’s Republic of China
2. Department of Stomatology Maoming People's Hospital Maoming People’s Republic of China
3. Department of Oral and Maxillofacial Surgery Stomatology Medical CenterGuangzhou Women and Children’s Medical Center Guangzhou People’s Republic of China
4. Department of Stomatology The Third Affiliated HospitalSun Yat‐sen University Guangzhou People’s Republic of China